Galvinoxyl hydrogalvinoxyl (9:1) radical
- Formula: C290H411O20
- Molecular weight: 4217.3543
- CAS Registry Number: 120660-77-7
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Condensed phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 631.92 | 298.45 | Awaga, Sugano, et al., 1987 | T = 13 to 300 K. Unsmoothed experimental datum. |
Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.718 | 71. | crystaline, II | crystaline, I | Awaga, Sugano, et al., 1987 |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 10.11 | 71. | crystaline, II, Diamagnetic low temperature | crystaline, I, paramagnetic high temperature phase transition in 9:1 crystal | Awaga, Sugano, et al., 1987 |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Awaga, Sugano, et al., 1987
Awaga, K.; Sugano, T.; Kinoshita, M.; Matsuo, T.; Suga, H.,
Thermodynamic properties of the mixed crystals of galvinoxyl radical and its precursory closed shell compound: the large entropy cooperating with the spin system,
J. Chem. Phys., 1987, 87, 3062-3068. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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